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“continue” in cursor.forEach()
... in the beginning of each forEach iteration and then skip the element if I don't have to do the operation on it so I can save some time.
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Hashing a file in Python
...n we consider the memory implications of working with very large files. We don't want this bad boy to churn through 2 gigs of ram for a 2 gigabyte file so, as pasztorpisti points out, we gotta deal with those bigger files in chunks!
import sys
import hashlib
# BUF_SIZE is totally arbitrary, change...
How to get Git to clone into current directory
I'm doing:
22 Answers
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How does Google calculate my location on a desktop?
...tion API) your computer sends the wifi identifiers it sees, and the system does two things:
queries its database if geolocation exists for some of the wifis you passed, and returns the "wardrived" position if found, eventually with triangulation if intensities are present. The more wifi networks a...
How to show a confirm message before delete?
...his maybe a button or an image). If the user selects ' Ok ' then delete is done, else if ' Cancel ' is clicked nothing happens.
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CreateProcess error=206, The filename or extension is too long when running main() method
...rom a config file
Try to use one of the attached patches in the bug report document
Use an own wrapper e.g. ant
Update: After July 2014, there is a better way (thanks to @Brad-Mace's answer below:
If you have created your own build file instead of using Project -> Generate Javadocs, then you can...
jQuery Validate - require at least one field in a group to be filled
...put id="field4" class="fillone" type="text" value="" name="field4" />
Don't forget to include additional-methods.js file!
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Better way to set distance between flexbox items
...container. For me it seems like a hack, but I can't find any better way to do this.
40 Answers
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Passing an array as a function parameter in JavaScript
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const args = ['p0', 'p1', 'p2'];
call_me.apply(this, args);
See MDN docs for Function.prototype.apply().
If the environment supports ECMAScript 6, you can use a spread argument instead:
call_me(...args);
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Java int to String - Integer.toString(i) vs new Integer(i).toString()
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Integer.toString calls the static method in the class Integer. It does not need an instance of Integer.
If you call new Integer(i) you create an instance of type Integer, which is a full Java object encapsulating the value of your int. Then you call the toString method on it to ask it to r...